If the side groups of a polymer occur randomly on either side of the polymer backbone, then the polymer is called ________.

A) atactic
B) syndiotactic
C) isotactic
D) enantiotactic
E) randiotactic

Polymer Backbone

The Polymer Backbone is the longest series of connected atoms that constitute the main structure of a polymer chain.

Atactic

Refers to polymers with a random configuration of the substituent groups along the polymer chain, affecting its properties.